feat: add aarch64 user support#1

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ZR233 wants to merge 17 commits intoStarry-OS:mainfrom

arceos-hypervisor:starry

Commits on Sep 12, 2025

feat (aarch64) UserContext.run can move to user task.
pengzechen
committed

Commits on Sep 13, 2025

handle lower exception in proper position.
pengzechen
committed

Commits on Sep 14, 2025

add some debug fn
pengzechen
committed

Commits on Sep 16, 2025

Merge branch 'debin'
luodeb
committed

Commits on Sep 17, 2025

user_entry
ZR233
committed
add task exit
ZR233
committed

Commits on Sep 19, 2025

impl arg0
ZR233
committed
Update src/aarch64/context.rs

ZR233
and
AsakuraMizu
authored
improve context
ZR233
committed